When order the R520UF laptop battery, you should open your R520UF laptop, Carefully compare it with your original R520UF battery, checking details such as the battery model, output voltage, connector type, and screw hole positions.
| Battery Code: | NAUB31N163743WHB3 |
| Battery Name: | R520UF battery |
| Battery Type: | Li-Polymer |
| Battery Volt: | 11.52V |
| Battery Capacity: | 3740mAh, 42.00Wh |
| Battery Color: | Black |
| Battery Cells: | Grade A, 3 Cells |
| Battery Condition: | original/genuine 1 Year Warranty |
| Compatible Battery Models: | [ B31N1637 ], [ C31N1637 ], [ B31Bi2H ], [ B31Bi9H ], [ 0B200-02590000 ], [ 0B200-02590100 ], [ 0B200-0259020 ], [ 0B200-02590200 ], [ 0B200-02590400 ], |